cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
Log | Files | Refs | README | LICENSE | sfeed.txt

mirror_gre_topo_lib.sh (3524B)

      1# SPDX-License-Identifier: GPL-2.0
      2
      3# This is the standard topology for testing mirroring to gretap and ip6gretap
      4# netdevices. The tests that use it tweak it in one way or another--importantly,
      5# $swp3 and $h3 need to have addresses set up.
      6#
      7#   +---------------------+                             +---------------------+
      8#   | H1                  |                             |                  H2 |
      9#   |     + $h1           |                             |           $h2 +     |
     10#   |     | 192.0.2.1/28  |                             |  192.0.2.2/28 |     |
     11#   +-----|---------------+                             +---------------|-----+
     12#         |                                                             |
     13#   +-----|-------------------------------------------------------------|-----+
     14#   | SW  o--> mirror                                                   |     |
     15#   | +---|-------------------------------------------------------------|---+ |
     16#   | |   + $swp1                    BR                           $swp2 +   | |
     17#   | +---------------------------------------------------------------------+ |
     18#   |                                                                         |
     19#   |     + $swp3               + gt6 (ip6gretap)      + gt4 (gretap)         |
     20#   |     |                     : loc=2001:db8:2::1    : loc=192.0.2.129      |
     21#   |     |                     : rem=2001:db8:2::2    : rem=192.0.2.130      |
     22#   |     |                     : ttl=100              : ttl=100              |
     23#   |     |                     : tos=inherit          : tos=inherit          |
     24#   |     |                     :                      :                      |
     25#   +-----|---------------------:----------------------:----------------------+
     26#         |                     :                      :
     27#   +-----|---------------------:----------------------:----------------------+
     28#   | H3  + $h3                 + h3-gt6 (ip6gretap)   + h3-gt4 (gretap)      |
     29#   |                             loc=2001:db8:2::2      loc=192.0.2.130      |
     30#   |                             rem=2001:db8:2::1      rem=192.0.2.129      |
     31#   |                             ttl=100                ttl=100              |
     32#   |                             tos=inherit            tos=inherit          |
     33#   |                                                                         |
     34#   +-------------------------------------------------------------------------+
     35
     36source "$relative_path/mirror_topo_lib.sh"
     37
     38mirror_gre_topo_h3_create()
     39{
     40	mirror_topo_h3_create
     41
     42	tunnel_create h3-gt4 gretap 192.0.2.130 192.0.2.129
     43	ip link set h3-gt4 vrf v$h3
     44	matchall_sink_create h3-gt4
     45
     46	tunnel_create h3-gt6 ip6gretap 2001:db8:2::2 2001:db8:2::1
     47	ip link set h3-gt6 vrf v$h3
     48	matchall_sink_create h3-gt6
     49}
     50
     51mirror_gre_topo_h3_destroy()
     52{
     53	tunnel_destroy h3-gt6
     54	tunnel_destroy h3-gt4
     55
     56	mirror_topo_h3_destroy
     57}
     58
     59mirror_gre_topo_switch_create()
     60{
     61	mirror_topo_switch_create
     62
     63	tunnel_create gt4 gretap 192.0.2.129 192.0.2.130 \
     64		      ttl 100 tos inherit
     65
     66	tunnel_create gt6 ip6gretap 2001:db8:2::1 2001:db8:2::2 \
     67		      ttl 100 tos inherit allow-localremote
     68}
     69
     70mirror_gre_topo_switch_destroy()
     71{
     72	tunnel_destroy gt6
     73	tunnel_destroy gt4
     74
     75	mirror_topo_switch_destroy
     76}
     77
     78mirror_gre_topo_create()
     79{
     80	mirror_topo_h1_create
     81	mirror_topo_h2_create
     82	mirror_gre_topo_h3_create
     83
     84	mirror_gre_topo_switch_create
     85}
     86
     87mirror_gre_topo_destroy()
     88{
     89	mirror_gre_topo_switch_destroy
     90
     91	mirror_gre_topo_h3_destroy
     92	mirror_topo_h2_destroy
     93	mirror_topo_h1_destroy
     94}